The remote Scientific Linux 7 host has packages installed that are affected by a vulnerability as referenced in the SLSA-2022:0059-1 advisory.

  - webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30858)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3282-1 advisory.

    - Update to version 2.32.4
    - CVE-2021-30858: Fixed a security bug that could allow maliciously crafted web content to achieve     arbitrary code execution. (bsc#1190701)
    - CVE-2021-21806: Fixed an exploitable use-after-free vulnerability via specially crafted HTML web page.
    (bsc#1188697)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The version of webkitgtk4 installed on the remote host is prior to 2.28.2-3. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2022-1747 advisory.

    A flaw was found in webkitgtk. This flaw could allow an attacker to use maliciously crafted web content     leading to arbitrary code execution. (CVE-2021-30858)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:0059 advisory.

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and     iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code     execution. Apple is aware of a report that this issue may have been actively exploited. (CVE-2021-30858)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Debian 10 / 11 host has packages installed that are affected by a vulnerability as referenced in the dsa-4975 advisory.

    The following vulnerabilities have been discovered in the webkit2gtk web engine: CVE-2021-30858 An     anonymous researcher discovered that processing maliciously crafted web content may lead to arbitrary code     execution. Apple is aware of a report that this issue may have been actively exploited. For the oldstable     distribution (buster), this problem has been fixed in version 2.32.4-1~deb10u1. For the stable     distribution (bullseye), this problem has been fixed in version 2.32.4-1~deb11u1. We recommend that you     upgrade your webkit2gtk packages. For the detailed security status of webkit2gtk please refer to its     security tracker page at: https://security-tracker.debian.org/tracker/webkit2gtk

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4686 advisory.

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

    Security Fix(es):

    * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30858)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2021:4097 advisory.

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and     iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code     execution. Apple is aware of a report that this issue may have been actively exploited. (CVE-2021-30858)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote NewStart CGSL host, running version MAIN 6.02, has webkit2gtk3 packages installed that are affected by multiple vulnerabilities:

  - A use-after-free issue was found in the AudioSourceProviderGStreamer class of WebKitGTK and WPE WebKit in     versions prior to 2.30.5. Processing maliciously crafted web content may lead to arbitrary code execution.
    The highest threat from this vulnerability is to data confidentiality and integrity as well as system     availability. (CVE-2020-13558)

  - A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Processing     maliciously crafted web content may lead to arbitrary code execution. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2020-27918)

  - A flaw was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. A user may be unable to fully     delete the browsing history under some circumstances. The highest threat from this vulnerability is to     data confidentiality. (CVE-2020-29623)

  - A flaw was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Maliciously crafted web content     may violate the iframe sandboxing policy. The highest threat from this vulnerability is to data integrity.
    (CVE-2021-1765, CVE-2021-1801)

  - A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.32.0. Processing     maliciously crafted web content may lead to arbitrary code execution. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-1788)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote host is affected by the vulnerability described in GLSA-202202-01 (WebkitGTK+: Multiple vulnerabilities)

  - A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur     11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4     and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code     execution. (CVE-2021-1788)

  - A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and     iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3.
    Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-1844)

  - A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2,     Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote     attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-1871)

  - A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of     Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further     memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a     malicious webpage. (CVE-2021-21775)

  - A use-after-free vulnerability exists in the way Webkit's GraphicsContext handles certain events in     WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory     corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
    (CVE-2021-21779)

  - An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially     crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim     needs to visit a malicious web site to trigger the vulnerability. (CVE-2021-21806)

  - A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1,     iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously     crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-30661)

  - An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and     iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted     web content may lead to arbitrary code execution. (CVE-2021-30663)

  - A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS     7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously     crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may     have been actively exploited.. (CVE-2021-30665)

  - A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 12.5.3.
    Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a     report that this issue may have been actively exploited.. (CVE-2021-30666)

  - A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to leak     sensitive user information. (CVE-2021-30682)

  - A logic issue was addressed with improved state management. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content     may lead to universal cross site scripting. (CVE-2021-30689)

  - A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and     iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious website may be able to access     restricted ports on arbitrary servers. (CVE-2021-30720)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in     tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing     maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30734, CVE-2021-30749)

  - Description: A cross-origin issue with iframe elements was addressed with improved tracking of security     origins. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4,     watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting.
    (CVE-2021-30744)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari     14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to     arbitrary code execution. (CVE-2021-30758)

  - A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 12.5.4.
    Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a     report that this issue may have been actively exploited.. (CVE-2021-30761)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.5.4.
    Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a     report that this issue may have been actively exploited.. (CVE-2021-30762)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7,     Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may     lead to arbitrary code execution. (CVE-2021-30795)

  - This issue was addressed with improved checks. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big     Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to code execution.
    (CVE-2021-30797)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS     14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing     maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30799)

  - A use after free issue was addressed with improved memory management. This issue is fixed in Safari 15,     tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to arbitrary     code execution. (CVE-2021-30809)

  - A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.8 and     iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, Safari 15, watchOS 8. Processing maliciously crafted web     content may lead to arbitrary code execution. (CVE-2021-30818)

  - A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS     14.8 and iPadOS 14.8, tvOS 15, Safari 15, watchOS 8. An attacker in a privileged network position may be     able to bypass HSTS. (CVE-2021-30823)

  - An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.8 and     iPadOS 14.8, tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously crafted audio file may     disclose restricted memory. (CVE-2021-30836)

  - A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and     iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web     content may lead to arbitrary code execution. (CVE-2021-30846)

  - A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and     iPadOS 14.8, Safari 15, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to code     execution. (CVE-2021-30848)

  - Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS     14.8 and iPadOS 14.8, watchOS 8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows.
    Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2021-30849)

  - A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 15,     tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to code     execution. (CVE-2021-30851)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and     iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code     execution. Apple is aware of a report that this issue may have been actively exploited. (CVE-2021-30858)

  - The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15,     watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's browsing     history. (CVE-2021-30884)

  - A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS     15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to     unexpectedly unenforced Content Security Policy. (CVE-2021-30887)

  - An information leakage issue was addressed. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS     Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1. A malicious website using Content     Security Policy reports may be able to leak information via redirect behavior . (CVE-2021-30888)

  - A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey     12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may     lead to arbitrary code execution. (CVE-2021-30889)

  - A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1,     iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to     universal cross site scripting. (CVE-2021-30890)

  - An issue existed in the specification for the resource timing API. The specification was updated and the     updated specification was implemented. This issue is fixed in macOS Monterey 12.0.1. A malicious website     may exfiltrate data cross-origin. (CVE-2021-30897)

  - A buffer overflow issue was addressed with improved memory handling. This issue is fixed in tvOS 15.2,     macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted     web content may lead to arbitrary code execution. (CVE-2021-30934)

  - A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.2,     macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted     web content may lead to arbitrary code execution. (CVE-2021-30936, CVE-2021-30951)

  - An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS     Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web     content may lead to arbitrary code execution. (CVE-2021-30952)

  - An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in tvOS 15.2, macOS     Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web     content may lead to arbitrary code execution. (CVE-2021-30953)

  - A type confusion issue was addressed with improved memory handling. This issue is fixed in tvOS 15.2,     macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted     web content may lead to arbitrary code execution. (CVE-2021-30954)

  - A race condition was addressed with improved state handling. This issue is fixed in tvOS 15.2, macOS     Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web     content may lead to arbitrary code execution. (CVE-2021-30984)

  - BubblewrapLauncher.cpp in WebKitGTK and WPE WebKit before 2.34.1 allows a limited sandbox bypass that     allows a sandboxed process to trick host processes into thinking the sandboxed process is not confined by     the sandbox, by abusing VFS syscalls that manipulate its filesystem namespace. The impact is limited to     host services that create UNIX sockets that WebKit mounts inside its sandbox, and the sandboxed process     remains otherwise confined. NOTE: this is similar to CVE-2021-41133. (CVE-2021-42762)

  - In WebKitGTK before 2.32.4, there is a use-after-free in WebCore::ContainerNode::firstChild, a different     vulnerability than CVE-2021-30889. (CVE-2021-45482)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0142-1 advisory.

    - Update to version 2.34.3 (bsc#1194019).
    - CVE-2021-30887: Fixed logic issue allowing unexpectedly unenforced Content Security Policy when     processing maliciously crafted web content.
    - CVE-2021-30890: Fixed logic issue allowing universal cross site scripting when processing maliciously     crafted web content.

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The WebKitGTK project reports vulnerabilities :

- CVE-2021-30858: Processing maliciously crafted web content may lead to arbitrary code execution.

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:3353-1 advisory.

  - An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially     crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim     needs to visit a malicious web site to trigger the vulnerability. (CVE-2021-21806)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and     iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code     execution. Apple is aware of a report that this issue may have been actively exploited. (CVE-2021-30858)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4097 advisory.

    WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

    Security Fix(es):

    * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30858)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

    Bug Fix(es):

    * WebProcess::initializeWebProcess crashing on aarch64 (BZ#2010825)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0182-1 advisory.

    - Update to version 2.34.3 (bsc#1194019).
    - CVE-2021-30887: Fixed logic issue allowing unexpectedly unenforced Content Security Policy when     processing maliciously crafted web content.
    - CVE-2021-30890: Fixed logic issue allowing universal cross site scripting when processing maliciously     crafted web content.

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
156717	Scientific Linux Security Update : webkitgtk4 on SL7.x i686/x86_64 (2022:0059)	Nessus	Scientific Linux Local Security Checks	2022/1/13	2023/4/25	high
153868	SUSE SLES15: libjavascriptcoregtk-4_0-18 / libwebkit2gtk-4_0-37 / etc (SUSE-SU-2021:3282-1)	Nessus	SuSE Local Security Checks	2021/10/5	2026/6/25	high
157884	Amazon Linux 2 : webkitgtk4 (ALAS-2022-1747)	Nessus	Amazon Linux Local Security Checks	2022/2/11	2024/12/11	high
208501	CentOS 7 : webkitgtk4 (RHSA-2022:0059)	Nessus	CentOS Local Security Checks	2024/10/9	2024/10/9	high
153572	Debian DSA-4975-1 : webkit2gtk - security update	Nessus	Debian Local Security Checks	2021/9/22	2025/1/24	high
155384	RHEL 8 : webkit2gtk3 (RHSA-2021:4686)	Nessus	Red Hat Local Security Checks	2021/11/17	2024/11/7	high
157814	Rocky Linux 8 : webkit2gtk3 (RLSA-2021:4097)	Nessus	Rocky Linux Local Security Checks	2022/2/9	2023/11/6	high
206839	NewStart CGSL MAIN 6.02 : webkit2gtk3 Multiple Vulnerabilities (NS-SA-2024-0053)	Nessus	NewStart CGSL Local Security Checks	2024/9/10	2026/3/7	critical
157266	GLSA-202202-01 : WebkitGTK+: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	2022/2/1	2026/3/7	critical
156925	SUSE SLES12: libjavascriptcoregtk-4_0-18 / libwebkit2gtk-4_0-37 / etc (SUSE-SU-2022:0142-1)	Nessus	SuSE Local Security Checks	2022/1/21	2026/6/26	critical
153815	FreeBSD : webkit2-gtk3 -- multiple vulnerabilities (576aa394-1d85-11ec-8b7d-4f5b624574e2)	Nessus	FreeBSD Local Security Checks	2021/10/1	2023/4/25	high
154105	openSUSE 15 Security Update : webkit2gtk3 (openSUSE-SU-2021:3353-1)	Nessus	SuSE Local Security Checks	2021/10/13	2023/4/25	high
154842	RHEL 8 : webkit2gtk3 (RHSA-2021:4097)	Nessus	Red Hat Local Security Checks	2021/11/2	2024/11/7	high
157103	SUSE SLED15: libjavascriptcoregtk-4_0-18 / libwebkit2gtk-4_0-37 / etc (SUSE-SU-2022:0182-1)	Nessus	SuSE Local Security Checks	2022/1/26	2026/6/26	critical

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